SAP Knowledge Base Article - Preview

3440189 - Error "The aggregate COUNT function is not supported" when previewing data for a joined view


Error is raised when previewing a join of two views based on remote tables:

  • internal error: Error opening the cursor for the remote database <SPACE.CONNECTION> Error occurred when reading data from entitySet [/ABAP_CDS/CDS_VIEW_NAME/Facts]: The aggregate COUNT function is not supported!

Preview data for the views works fine when done separately.



SAP Datasphere


SAP Datasphere all versions


KBA , DS-MD-VIW , Views , Known Error

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